Applying patent technique: Biology field analyzing DSP, Our KM2000 V12 will drive the mixture of water and live herbal essence in a super speedy way, and spur the mixture particles to change from liquid to gaseous liquid state. Thousands of gaseous liquid particles will be emitted speedy to the surrounding air and then formed nanometer wave-net, absorbing formaldehyde,bug, poisonous air, smoke,dust and ugly smell etc.